• Country
• Czechoslovakia

• Manufacturer / Brand
• Radiotechna, spol. s r. o., Praha-Prelouc

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 178866

• • alternative name: Kresl & spol, CS
  • Brand: Telefunken Praha

• Number of Tubes
• 5

• Valves / Tubes
• REN1817d RENS1819 RENS1819 RENS1820 RENS1823d

• Main principle
• Superhet with RF-stage

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Direct Current supply (DC)

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 510 Superhet - Radiotechna, spol. s r. o.,

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Dimensions (WHD)
• 450 x 530 x 280 mm / 17.7 x 20.9 x 11 inch

• Notes
• Gleichstromversion des Modells 500 Superhet

• Price in first year of sale
• 3,595.00 Kc

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by Ralf Birkenkampf. See "Data change" for further contributors.

• Other Models

• Here you find 69 models, 61 with images and 53 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiotechna, spol. s r. o., Praha-Prelouc